3546666047 has 2 divisors, whose sum is σ = 3546666048. Its totient is φ = 3546666046.

The previous prime is 3546666029. The next prime is 3546666059. The reversal of 3546666047 is 7406666453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3546666047 - 2¹⁴ = 3546649663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3546665992 and 3546666010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3546666077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1773333023 + 1773333024.

It is an arithmetic number, because the mean of its divisors is an integer number (1773333024).

Almost surely, 2^3546666047 is an apocalyptic number.

3546666047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3546666047 is an equidigital number, since it uses as much as digits as its factorization.

3546666047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The square root of 3546666047 is about 59553.8919551023. The cubic root of 3546666047 is about 1525.0126018129.

The spelling of 3546666047 in words is "three billion, five hundred forty-six million, six hundred sixty-six thousand, forty-seven".